jodhpurs vs overalls

jodhpurs

noun
  • Flared riding trousers of heavy cloth, fitting tightly from knee to ankle. 

overalls

noun
  • A loose-fitting garment worn over regular clothes to protect them. 

  • Trousers traditionally worn by cavalry. 

  • Loose-fitting pants with supporting cross-straps and a panel of material in the chest (called a bib), often associated with farm work. 

How often have the words jodhpurs and overalls occurred in a corpus of books? (source: Google Ngram Viewer )